import java.util.Arrays;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 19182
 * Date: 2025-09-12
 * Time: 19:44
 */
public class Test2 {
    public static void main(String[] args) {
        System.out.println("hello world");
        int[] arr = new int[]{3, 2, 1};
        Arrays.sort(arr);
    }
}
